The end points are:
| Method | Url | Description |
|---|---|---|
| GET | /payment | Returns all payments. |
| GET | /payment/{id} | Returns the payment for the specified id, 404 when no payment present with this id. |
| POST | /payment | Creates a payment, give as body JSON with the sender, amount and receiver, returns a 201 with the created payment. Returns 406 Not Acceptable when amount is less than 0. |
| PUT | /payment/{id} | Updates an existing payment, give as body JSON with the new amount, returns a 200 with the updated payment when a payment is present with the specified id, 404 otherwise. |
| DELETE | /payment/{id} | Deletes the payment with the specified id, 404 when no payment present with this id. |